Swivel hook



FIG. 1 is a first perspective view of the front, top and left side of a swivel hook showing my new design;

FIG. 2 is a second perspective view of the front, bottom and right side thereof;

FIG. 3 is a third perspective view of the front, bottom and left side thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a right side view thereof;

FIG. 8 is a top plan view thereof; and,

FIG. 9 is a bottom view thereof.

The broken lines shown are included for the purpose of illustrating the unclaimed portions of the swivel hook and form no part of the claimed design. 

CLAIM The ornamental design for a swivel hook, as shown and described. 